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Vivid Racing Gear 
QA1 DD501-12130V Pro-Rear System
Upgrade your ride with the QA1 DD501-12130V Pro-Rear System, designed to enhance your vehicle's performance across various applications, including drag racing, street performance, and street rods. This versatile system comes in multiple configurations, allowing you to choose between double adjustable, single adjustable, and ride-sensitive non-adjustable options.
Key Features
- Adjustability: Choose from Simultaneous Compression and Rebound Single Adjustable (DS), Independent Compression & Rebound Double Adjustable (DD), or Ride Sensitive Non-Adjustable (ALN) options.
- Precision Valving: Experience smooth adjustments with evenly spaced valving changes. No jumps between clicks ensure a consistent performance tuning experience.
- Coil-Over Design: Lightweight aluminum construction allows for easy ride height adjustment, providing you with the flexibility to tailor your setup to your liking.
- 100% Dyno Tested: Each unit is serialized and undergoes rigorous testing to ensure quality and performance.
- Revalveable and Rebuildable: Maintain your shocks with ease, as they can be serviced by QA1 or authorized centers.
- Durable Construction: Features a precision machined aluminum piston with a PTFE piston band, a 5/8" centerless ground, hard chrome plated, solid piston rod, and a three-step sealing system for long-lasting performance.
- Fitment: Designed to fit 3" or 3.25" diameter axle tubes.
- Made in the USA: Quality craftsmanship you can trust.
What’s Included
The kit comes complete with:
- (2) Proma Star Shocks or Aluma Matic Shocks
- (2) Linear or Variable Rate Springs with a rate of 130/250
- All necessary mounting hardware
Customer Insights
Users have praised the DD501-12130V for its exceptional handling and responsiveness. Many have noted how the adjustable features allow for fine-tuning based on specific driving conditions, making it a favorite for both casual drives and competitive racing. The ease of installation and the quality of materials used have also received positive feedback, with many stating that it significantly improved their vehicle's overall performance.
Other Part Numbers:
QA1 #qapDD501-12130V
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
QA1 is a company that was founded in 1993. They specialize in manufacturing high-quality suspension parts, shock absorbers, composite driveshafts, bearings, steering components, and other related accessories. Their products are used in different industries such as the industrial, motorsports, and automotive sectors. Today, they are the leading manufacturer of OE parts in the market.
Suspension ExpertsThe company is best known for its motion control sub-assemblies and wide range of suspension systems. They are always searching for new ways to develop each component to enhance their products further.
State-of-the-Art FacilityThe company is housed in one of the most sophisticated facilities in the market to accommodate the increasing demands of its customers. With 100,000 square feet at their disposal, their facility contains high-tech equipment such as a CNC machine, laser cutting equipment, hydraulic presses, and filament windings. It allows them to manufacture the best product in the market.
QA1 is also one of the few companies that are ISO certified. It guarantees that their parts are manufactured consistently, following the standards put in place by the company and the regulators.
Purchase QA1 Products At Vivid RacingIf you are in the market for quality suspension parts for your vehicle, then QA1 is the brand for you. They have been manufacturing components for the last 28 years and have consistently given their customers parts that meet their demand. To know more about QA1, visit Vivid Racing and check out their list of parts that meet your demand.
